/*
 * Copyright 2022 Yan Kun <yan_kun_1992@foxmail.com>
 *
 * This file fork from netty.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package cc.otavia.handler.codec

import cc.otavia.core.channel.handler.Message2ByteEncoder
import cc.otavia.core.channel.{ChannelHandlerAdapter, ChannelHandlerContext}

/** [[ChannelHandler]] which encodes message in a stream-like fashion from one message to a [[Buffer]]. Example
 *  implementation which encodes [[Integer]]s to a [[Buffer]].
 *
 *  {{{
 *       class IntegerEncoder extends MessageToByteEncoder[Integer]() {
 *             override protected def encode(ctx: ChannelHandlerContext, msg: Integer, out: Buffer): Unit = {
 *                 out.writeInt(msg)
 *             }
 *       }
 *  }}}
 */
abstract class MessageToByteEncoder extends ChannelHandlerAdapter with Message2ByteEncoder
